System Debug Reference Manual (32650-90888)

Appendix D 549
Reserved Variables/Functions
dp env : sptr data pointer (alias for R27)
dstbase env : lptr virtual address of the CM Data Segment Table
dstva func : lptr converts CM dst.off to virtual address
dumpalloc_lz env : u16 sets disk preallocation for LZ compression
dumpalloc_rle env : u16 sets disk preallocation for RLE compression
dump_comp_algo env : str returns compression algo for current dump
eaddr func : eaddr coerces an expression to EADDR type
echo_cmds env : bool echo commands before execution
echo_subs env : bool echo command line substitutions
echo_use env : bool echo use file commands before execution
eiem env : u32 external interrupt enable mask
eirr env : u32 external interrupt request register
entry_mode env : str mode at entry ("cm" or "nm")
errmsg func : str error message string for error number/subsys
error env : s32 most recent error number
exec_mode env : str process execution mode from TCB ("cm" or "nm")
escapecode env : u32 last escapecode value
false env : bool the constant FALSE
fill env : str fill character for data display
filter env : str filter pattern for output
fp0..fp15 env : lptr floating point registers
fpe1..fpe7 env : s32 floating point exception registers
fpstatus env : u32 floating point status register
getdump_comp_al
go
env : str sets compression algo for next GETDUMP
grp func : grp coerces an expression to a GRP LCPTR type
hash addr : ptr hash a virtual address
hexupshift env : bool upshifts all HEX output to upper case
icsnest env : u16 number of nested pending ICS interrupts
icsva env : lptr interrupt control stack virtual address
Table D-1. Predefined Environment Variables and Functions
Name Type Description